source: greenstone3/trunk/web/WEB-INF/cgi/gliserver.pl@ 16376

Last change on this file since 16376 was 16376, checked in by ak19, 16 years ago

Outputs FEDORA_HOME env vars if any are set

  • Property svn:executable set to *
File size: 42.5 KB
Line 
1#!/usr/bin/perl -w
2# Need to specify the full path of Perl above
3
4# This file merges Michael Dewsnip's gliserver.pl for GS2 and Quan Qiu's gliserver4gs3.pl (GS3)
5
6use strict;
7no strict 'subs';
8no strict 'refs'; # allow filehandles to be variables and viceversa
9
10
11# Set this to 1 to work around IIS 6 craziness
12my $iis6_mode = 0;
13
14##
15# IIS 6: for some reason, IIS runs this script with the working directory set to the Greenstone
16# directory rather than the cgi-bin directory, causing lots of stuff to fail
17if ($iis6_mode)
18{
19 # Change into cgi-bin directory - need to ensure it exists, since gliserver deals with both GS2 and GS3
20 if(-e "cgi-bin" && -d "cgi-bin") { # GS2
21 chdir("cgi-bin");
22 } else { # iis6_mode is not applicable for Greenstone 3
23 $iis6_mode = 0;
24 }
25}
26
27
28# We use require and an eval here (instead of "use package") to catch any errors loading the module (for IIS)
29eval("require \"gsdlCGI.pm\"");
30if ($@)
31{
32 print STDOUT "Content-type:text/plain\n\n";
33 print STDOUT "ERROR: $@\n";
34 exit 0;
35}
36
37
38#my $authentication_enabled = 0;
39my $debugging_enabled = 0; # if 1, debugging is enabled and unlinking intermediate files (deleting files) will not happen
40
41my $mail_enabled = 0;
42my $mail_to_address = "user\@server"; # Set this appropriately
43my $mail_from_address = "user\@server"; # Set this appropriately
44my $mail_smtp_server = "smtp.server"; # Set this appropriately
45
46sub main
47{
48 my $gsdl_cgi = new gsdlCGI();
49
50 # Load the Greenstone modules that we need to use
51 $gsdl_cgi->setup_gsdl();
52 my $gsdlhome = $ENV{'GSDLHOME'};
53
54 $gsdl_cgi->checked_chdir($gsdlhome);
55
56 # Encrypt the password
57 $gsdl_cgi->encrypt_password();
58
59 $gsdl_cgi->parse_cgi_args();
60
61 # We don't want the gsdlCGI module to return errors and warnings in XML
62 $gsdl_cgi->{'xml'} = 0;
63
64 # Retrieve the (required) command CGI argument
65 my $cmd = $gsdl_cgi->clean_param("cmd");
66 if (!defined $cmd) {
67 $gsdl_cgi->generate_error("No command specified.");
68 }
69 $gsdl_cgi->delete("cmd");
70
71 # The check-installation, greenstone-server-version and get-library-url commands have no arguments
72 if ($cmd eq "check-installation") {
73 &check_installation($gsdl_cgi);
74 return;
75 }
76 elsif ($cmd eq "greenstone-server-version") {
77 &greenstone_server_version($gsdl_cgi);
78 return;
79 }
80 elsif ($cmd eq "get-library-url-suffix") {
81 &get_library_url_suffix($gsdl_cgi);
82 return;
83 }
84
85 # All other commands require a username, for locking and authentication
86 my $username = $gsdl_cgi->clean_param("un");
87 if ((!defined $username) || ($username =~ m/^\s*$/)) {
88 $gsdl_cgi->generate_error("No username specified.");
89 }
90 $gsdl_cgi->delete("un");
91
92 # Get then remove the ts (timestamp) argument (since this can mess up other scripts)
93 my $timestamp = $gsdl_cgi->clean_param("ts");
94 if ((!defined $timestamp) || ($timestamp =~ m/^\s*$/)) {
95 $timestamp = time(); # Fall back to using the Perl time() function to generate a timestamp
96 }
97 $gsdl_cgi->delete("ts");
98
99 my $site; # undefined on declaration, see http://perldoc.perl.org/perlsyn.html
100 if($gsdl_cgi->greenstone_version() != 2) { # all GS versions after 2 may define site
101 $site = $gsdl_cgi->clean_param("site");
102 if (!defined $site) {
103 $gsdl_cgi->generate_error("No site specified.");
104 }
105 $gsdl_cgi->delete("site");
106 }
107
108
109 if ($cmd eq "delete-collection") {
110 &delete_collection($gsdl_cgi, $username, $timestamp, $site);
111 }
112 elsif ($cmd eq "download-collection") {
113 &download_collection($gsdl_cgi, $username, $timestamp, $site);
114 }
115 elsif ($cmd eq "download-collection-archives") {
116 &download_collection_archives($gsdl_cgi, $username, $timestamp, $site);
117 }
118 elsif ($cmd eq "download-collection-configurations") {
119 &download_collection_configurations($gsdl_cgi, $username, $timestamp, $site);
120 }
121 elsif ($cmd eq "download-collection-file") {
122 &download_collection_file($gsdl_cgi, $username, $timestamp, $site);
123 }
124 elsif ($cmd eq "delete-collection-file") {
125 &delete_collection_file($gsdl_cgi, $username, $timestamp, $site);
126 }
127 elsif ($cmd eq "get-script-options") {
128 &get_script_options($gsdl_cgi, $username, $timestamp, $site);
129 }
130 elsif ($cmd eq "move-collection-file") {
131 &move_collection_file($gsdl_cgi, $username, $timestamp, $site);
132 }
133 elsif ($cmd eq "new-collection-directory") {
134 &new_collection_directory($gsdl_cgi, $username, $timestamp, $site);
135 }
136 elsif ($cmd eq "run-script") {
137 &run_script($gsdl_cgi, $username, $timestamp, $site);
138 }
139 elsif ($cmd eq "timeout-test") {
140 while (1) { }
141 }
142 elsif ($cmd eq "upload-collection-file") {
143 &upload_collection_file($gsdl_cgi, $username, $timestamp, $site);
144 }
145 elsif ($cmd eq "file-exists") {
146 &file_exists($gsdl_cgi, $site);
147 }
148 # cmds not in Greenstone 2:
149 elsif ($gsdl_cgi->greenstone_version() != 2) {
150 if ($cmd eq "download-web-xml-file") {
151 &download_web_xml_file($gsdl_cgi, $username, $timestamp, $site);
152 }
153 elsif ($cmd eq "user-validation") {
154 &user_validation($gsdl_cgi, $username, $timestamp, $site);
155 }
156 elsif ($cmd eq "get-site-names") {
157 &get_site_names($gsdl_cgi, $username, $timestamp, $site);
158 }
159 }
160 else {
161 $gsdl_cgi->generate_error("Unrecognised command: '$cmd'");
162 }
163
164}
165
166
167sub authenticate_user
168{
169 my $gsdl_cgi = shift(@_);
170 my $username = shift(@_);
171 my $collection = shift(@_);
172 my $site = shift(@_);
173
174 # Even if we're not authenticating remove the un and pw arguments, since these can mess up other scripts
175 my $user_password = $gsdl_cgi->clean_param("pw");
176 $gsdl_cgi->delete("pw");
177
178 # Only authenticate if it is enabled
179 # return "all-collections-editor" if (!$authentication_enabled);
180
181 if ((!defined $user_password) || ($user_password =~ m/^\s*$/)) {
182 $gsdl_cgi->generate_error("Authentication failed: no password specified.");
183 }
184
185 my $users_db_content;
186 if($gsdl_cgi->greenstone_version() == 2) {
187 my $etc_directory = &util::filename_cat($ENV{'GSDLHOME'}, "etc");
188 my $users_db_file_path = &util::filename_cat($etc_directory, "users.db");
189
190 # Use db2txt instead of GDBM_File to get the user accounts information
191 $users_db_content = "";
192 open(USERS_DB, "db2txt \"$users_db_file_path\" |");
193 while (<USERS_DB>) {
194 $users_db_content .= $_;
195 }
196 }
197 elsif($gsdl_cgi->greenstone_version() == 3) {
198 my $gsdl3srchome = $ENV{'GSDL3SRCHOME'};
199
200 my $java = $gsdl_cgi->get_java_path();
201 my $java_gsdl3_classpath = &util::filename_cat($gsdl3srchome, "web", "WEB-INF", "lib", "gsdl3.jar");
202 my $java_derby_classpath = &util::filename_cat($gsdl3srchome, "web", "WEB-INF", "lib", "derby.jar");
203 my $java_classpath;
204 my $gsdlos = $ENV{'GSDLOS'};
205 if ($gsdlos !~ /windows/){
206 $java_classpath = $java_gsdl3_classpath . ":" . $java_derby_classpath;
207 }else{
208 $java_classpath = $java_gsdl3_classpath . ";" . $java_derby_classpath;
209 }
210 my $java_args = &util::filename_cat($gsdl3srchome, "web", "sites", $site, "etc", "usersDB");
211 $gsdl_cgi->checked_chdir($java_args);
212 my $java_command="\"$java\" -classpath \"$java_classpath\" org.greenstone.gsdl3.util.usersDB2txt \"$java_args\" 2>&1";
213 $users_db_content = `$java_command`;
214 }
215
216 # Get the user account information from the usersDB database
217 my %users_db_data = ();
218 foreach my $users_db_entry (split(/-{70}/, $users_db_content)) {
219 if ($users_db_entry =~ /\n?\[(.+)\]\n/) {
220 $users_db_data{$1} = $users_db_entry;
221 }
222 }
223
224 # Check username
225 my $user_data = $users_db_data{$username};
226 if (!defined $user_data) {
227 $gsdl_cgi->generate_error("Authentication failed: no account for user '$username'.");
228 }
229
230 # Check password
231 my ($valid_user_password) = ($user_data =~ /\<password\>(.*)/);
232 if ($user_password ne $valid_user_password) {
233 $gsdl_cgi->generate_error("Authentication failed: incorrect password.");
234 }
235
236 # Check group
237 my ($user_groups) = ($user_data =~ /\<groups\>(.*)/);
238
239 if ($collection eq "") {
240 # If we're not editing a collection then the user doesn't need to be in a particular group
241 return $user_groups; # Authentication successful
242 }
243
244 foreach my $user_group (split(/\,/, $user_groups)) {
245 # Does this user have access to all collections?
246 if ($user_group eq "all-collections-editor") {
247 return $user_groups; # Authentication successful
248 }
249 # Does this user have access to personal collections, and is this one?
250 if ($user_group eq "personal-collections-editor" && $collection =~ /^$username\-/) {
251 return $user_groups; # Authentication successful
252 }
253 # Does this user have access to this collection
254 if ($user_group eq "$collection-collection-editor") {
255 return $user_groups; # Authentication successful
256 }
257 }
258 $gsdl_cgi->generate_error("Authentication failed: user is not in the required group.");
259}
260
261
262sub lock_collection
263{
264 my $gsdl_cgi = shift(@_);
265 my $username = shift(@_);
266 my $collection = shift(@_);
267 my $site = shift(@_);
268
269 my $steal_lock = $gsdl_cgi->clean_param("steal_lock");
270 $gsdl_cgi->delete("steal_lock");
271
272 my $collection_directory = $gsdl_cgi->get_collection_dir($site, $collection);
273 $gsdl_cgi->checked_chdir($collection_directory);
274
275 # Check if a lock file already exists for this collection
276 my $lock_file_name = "gli.lck";
277 if (-e $lock_file_name) {
278 # A lock file already exists... check if it's ours
279 my $lock_file_content = "";
280 open(LOCK_FILE, "<$lock_file_name");
281 while (<LOCK_FILE>) {
282 $lock_file_content .= $_;
283 }
284 close(LOCK_FILE);
285
286 # Pick out the owner of the lock file
287 $lock_file_content =~ /\<User\>(.*?)\<\/User\>/;
288 my $lock_file_owner = $1;
289
290 # The lock file is ours, so there is no problem
291 if ($lock_file_owner eq $username) {
292 return;
293 }
294
295 # The lock file is not ours, so throw an error unless "steal_lock" is set
296 unless (defined $steal_lock) {
297 $gsdl_cgi->generate_error("Collection is locked by: $lock_file_owner");
298 }
299 }
300
301 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday, $isdst) = localtime(time);
302 my $current_time = sprintf("%02d/%02d/%d %02d:%02d:%02d", $mday, $mon + 1, $year + 1900, $hour, $min, $sec);
303
304 # Create a lock file for us (in the same format as the GLI) and we're done
305 open(LOCK_FILE, ">$lock_file_name");
306 print LOCK_FILE "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
307 print LOCK_FILE "<LockFile>\n";
308 print LOCK_FILE " <User>" . $username . "</User>\n";
309 print LOCK_FILE " <Machine>(Remote)</Machine>\n";
310 print LOCK_FILE " <Date>" . $current_time . "</Date>\n";
311 print LOCK_FILE "</LockFile>\n";
312 close(LOCK_FILE);
313}
314
315
316# ----------------------------------------------------------------------------------------------------
317# ACTIONS
318# ----------------------------------------------------------------------------------------------------
319# This routine won't get called by GS2, so uses the variable site
320sub user_validation{
321 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
322
323 # Users can be in any group to perform this action
324 my $user_err = &authenticate_user($gsdl_cgi, $username, "", $site);
325 if (defined $user_err && $user_err!~ /ERROR/){
326 if ($user_err!~ /ERROR/){
327 #$gsdl_cgi->generate_error("Authentication failed: $username is not valid");
328 $gsdl_cgi->generate_ok($user_err);
329 #print $user_err;
330 }else{
331 $gsdl_cgi->generate_error($user_err);
332 #print "not valid" . $user_err;
333 }
334 }else{
335 $gsdl_cgi->generate_error("Authentication failed: $username is not valid");
336 }
337}
338
339sub check_installation
340{
341 my ($gsdl_cgi) = @_;
342
343 my $installation_ok = 1;
344 my $installation_status = "";
345
346 # Check that Java is installed and accessible
347 my $java = $gsdl_cgi->get_java_path();
348 my $java_command = "\"$java\" -version 2>&1";
349
350 # IIS 6: redirecting output from STDERR to STDOUT just doesn't work, so we have to let it go
351 # directly out to the page
352 if($iis6_mode && $gsdl_cgi->greenstone_version() == 2) { ##
353 print STDOUT "Content-type:text/plain\n\n";
354 $java_command = "\"$java\" -version";
355 }
356
357 my $java_output = `$java_command`;
358
359 my $java_status = $?;
360 if ($java_status < 0) {
361 # The Java command failed
362 $installation_status = "Java failed -- do you have the Java run-time installed?\n" . $gsdl_cgi->check_java_home() . "\n";
363 $installation_ok = 0;
364 }
365 else {
366 $installation_status = "Java found: $java_output";
367 }
368
369 # Show the values of some important environment variables
370 $installation_status .= "\n";
371 $installation_status .= "GSDL3SRCHOME: " . $ENV{'GSDL3SRCHOME'} . "\n" unless ($gsdl_cgi->greenstone_version() == 2);
372 $installation_status .= "GSDLHOME: " . $ENV{'GSDLHOME'} . "\n";
373 $installation_status .= "GSDLOS: " . $ENV{'GSDLOS'} . "\n";
374 $installation_status .= "JAVA_HOME: " . $ENV{'JAVA_HOME'} . "\n" if defined($ENV{'JAVA_HOME'}); # on GS2, Java's only on the PATH
375 $installation_status .= "PATH: " . $ENV{'PATH'} . "\n";
376 $installation_status .= "FEDORA_HOME: ".$ENV{'FEDORA_HOME'} if defined($ENV{'FEDORA_HOME'});
377
378 if (defined $ENV{'FEDORA2_HOME'}) {
379 $installation_status .= "\nFEDORA2_HOME: ".$ENV{'FEDORA2_HOME'}."\n";
380 } elsif (defined $ENV{'FEDORA3_HOME'}) {
381 $installation_status .= "\nFEDORA3_HOME: ".$ENV{'FEDORA3_HOME'}."\n";
382 }
383
384 if ($installation_ok) { ## M. Dewsnip's svn log comment stated that for iis6_mode output needs to go to STDOUT
385 if($iis6_mode && $gsdl_cgi->greenstone_version() == 2) {
386 print STDOUT $installation_status . "\nInstallation OK!";
387 } else {
388 $gsdl_cgi->generate_ok_message($installation_status . "\nInstallation OK!");
389 }
390 }
391 else {
392 if($iis6_mode && $gsdl_cgi->greenstone_version() == 2) {
393 print STDOUT $installation_status;
394 } else {
395 $gsdl_cgi->generate_error($installation_status);
396 }
397 }
398}
399
400
401sub delete_collection
402{
403 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
404
405 my $collection = $gsdl_cgi->clean_param("c");
406 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
407 $gsdl_cgi->generate_error("No collection specified.");
408 }
409
410 # Ensure the user is allowed to edit this collection
411 &authenticate_user($gsdl_cgi, $username, $collection, $site);
412
413
414 my $collect_directory = $gsdl_cgi->get_collection_dir($site);
415 $gsdl_cgi->checked_chdir($collect_directory);
416
417 # Check that the collection exists
418 if (!-d $collection) {
419 $gsdl_cgi->generate_error("Collection $collection does not exist.");
420 }
421
422 # Make sure the collection isn't locked by someone else
423 &lock_collection($gsdl_cgi, $username, $collection, $site);
424
425 $gsdl_cgi->checked_chdir($collect_directory);
426 $gsdl_cgi->local_rm_r("$collection");
427
428 # Check that the collection was deleted
429 if (-e $collection) {
430 $gsdl_cgi->generate_error("Could not delete collection $collection.");
431 }
432
433 $gsdl_cgi->generate_ok_message("Collection $collection deleted successfully.");
434}
435
436
437sub delete_collection_file
438{
439 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
440
441 my $collection = $gsdl_cgi->clean_param("c");
442 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
443 $gsdl_cgi->generate_error("No collection specified.");
444 }
445 my $file = $gsdl_cgi->clean_param("file");
446 if ((!defined $file) || ($file =~ m/^\s*$/)) {
447 $gsdl_cgi->generate_error("No file specified.");
448 }
449 $file =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
450
451 # Make sure we don't try to delete anything outside the collection
452 if ($file =~ /\.\./) {
453 $gsdl_cgi->generate_error("Illegal file specified.");
454 }
455
456 # Ensure the user is allowed to edit this collection
457 &authenticate_user($gsdl_cgi, $username, $collection, $site);
458
459 my $collection_directory = $gsdl_cgi->get_collection_dir($site, $collection);
460 if (!-d $collection_directory){ ## wasn't there in gs2, ok_msg or error_msg?
461 $gsdl_cgi->generate_ok_message("Directory $collection_directory does not exist.");
462 die;
463 }
464
465 $gsdl_cgi->checked_chdir($collection_directory);
466
467 # Make sure the collection isn't locked by someone else
468 &lock_collection($gsdl_cgi, $username, $collection, $site);
469
470 # Check that the collection file exists
471 if (!-e $file) { ## original didn't have 'die', but it was an ok message
472 $gsdl_cgi->generate_ok_message("Collection file $file does not exist.");
473 die;
474 }
475 $gsdl_cgi->local_rm_r("$file");
476
477 # Check that the collection file was deleted
478 if (-e $file) {
479 $gsdl_cgi->generate_error("Could not delete collection file $file.");
480 }
481
482 $gsdl_cgi->generate_ok_message("Collection file $file deleted successfully.");
483}
484
485
486sub download_collection
487{
488 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
489
490 my $collection = $gsdl_cgi->clean_param("c");
491 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
492 $gsdl_cgi->generate_error("No collection specified.");
493 }
494
495 # Ensure the user is allowed to edit this collection
496 &authenticate_user($gsdl_cgi, $username, $collection, $site);
497
498 my $collect_directory = $gsdl_cgi->get_collection_dir($site);
499 $gsdl_cgi->checked_chdir($collect_directory);
500
501 # Check that the collection exists
502 if (!-d $collection) {
503 $gsdl_cgi->generate_ok_message("Collection $collection does not exist."); ## original had an error msg (from where it would die)
504 die;
505 }
506
507 # Make sure the collection isn't locked by someone else
508 &lock_collection($gsdl_cgi, $username, $collection, $site);
509
510 # Zip up the collection
511 my $java = $gsdl_cgi->get_java_path();
512 my $java_classpath = &util::filename_cat($ENV{'GSDLHOME'}, "bin", "java", "GLIServer.jar");
513 my $zip_file_path = &util::filename_cat($collect_directory, $collection . "-" . $timestamp . ".zip");
514 my $java_args = "\"$zip_file_path\" \"$collect_directory\" \"$collection\"";
515 if($gsdl_cgi->greenstone_version() != 2) {
516 $java_args .= " gsdl3"; ## must this be done elsewhere as well?
517 }
518 my $java_command = "\"$java\" -classpath \"$java_classpath\" org.greenstone.gatherer.remote.ZipCollectionShell $java_args";
519
520 my $java_output = `$java_command`;
521 my $java_status = $?;
522 if ($java_status > 0) {
523 $gsdl_cgi->generate_error("Java failed: $java_command\n--\n$java_output\nExit status: " . ($java_status / 256) . "\n" . $gsdl_cgi->check_java_home());
524 }
525
526 # Check that the zip file was created successfully
527 if (!-e $zip_file_path || -z $zip_file_path) {
528 $gsdl_cgi->generate_error("Collection zip file $zip_file_path could not be created.");
529 }
530
531 &put_file($gsdl_cgi, $zip_file_path, "application/zip"); # file is transferred to client
532 unlink("$zip_file_path") unless $debugging_enabled; # deletes the local intermediate zip file
533}
534
535
536sub download_collection_archives
537{
538 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
539
540 my $collection = $gsdl_cgi->clean_param("c");
541 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
542 $gsdl_cgi->generate_error("No collection specified.");
543 }
544
545 # Ensure the user is allowed to edit this collection
546 &authenticate_user($gsdl_cgi, $username, $collection, $site);
547
548 my $collect_directory = $gsdl_cgi->get_collection_dir($site);
549 $gsdl_cgi->checked_chdir($collect_directory);
550
551 # Check that the collection archives exist
552 if (!-d &util::filename_cat($collection, "archives")) {
553 $gsdl_cgi->generate_error("Collection archives do not exist.");
554 }
555
556 # Make sure the collection isn't locked by someone else
557 &lock_collection($gsdl_cgi, $username, $collection, $site);
558
559 # Zip up the collection archives
560 my $java = $gsdl_cgi->get_java_path();
561 my $java_classpath = &util::filename_cat($ENV{'GSDLHOME'}, "bin", "java", "GLIServer.jar");
562 my $zip_file_path = &util::filename_cat($collect_directory, $collection . "-archives-" . $timestamp . ".zip");
563 my $java_args = "\"$zip_file_path\" \"$collect_directory\" \"$collection\"";
564 my $java_command = "\"$java\" -classpath \"$java_classpath\" org.greenstone.gatherer.remote.ZipCollectionArchives $java_args";
565
566 my $java_output = `$java_command`;
567 my $java_status = $?;
568 if ($java_status > 0) {
569 $gsdl_cgi->generate_error("Java failed: $java_command\n--\n$java_output\nExit status: " . ($java_status / 256) . "\n" . $gsdl_cgi->check_java_home());
570 }
571
572 # Check that the zip file was created successfully
573 if (!-e $zip_file_path || -z $zip_file_path) {
574 $gsdl_cgi->generate_error("Collection archives zip file $zip_file_path could not be created.");
575 }
576
577 &put_file($gsdl_cgi, $zip_file_path, "application/zip");
578 unlink("$zip_file_path") unless $debugging_enabled;
579}
580
581
582# Collection locking unnecessary because this action isn't related to a particular collection
583sub download_collection_configurations
584{
585 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
586
587 # Users can be in any group to perform this action
588 my $user_groups = &authenticate_user($gsdl_cgi, $username, "", $site);
589
590 my $collect_directory = $gsdl_cgi->get_collection_dir($site);
591 $gsdl_cgi->checked_chdir($collect_directory);
592
593 # Zip up the collection configurations
594 my $java = $gsdl_cgi->get_java_path();
595 my $java_classpath = &util::filename_cat($ENV{'GSDLHOME'}, "bin", "java", "GLIServer.jar");
596 my $zip_file_path = &util::filename_cat($collect_directory, "collection-configurations-" . $timestamp . ".zip");
597 my $java_args = "\"$zip_file_path\" \"$collect_directory\" \"$username\" \"$user_groups\"";
598 my $java_command = "\"$java\" -classpath \"$java_classpath\" org.greenstone.gatherer.remote.ZipCollectionConfigurations $java_args";
599 my $java_output = `$java_command`;
600 my $java_status = $?;
601 if ($java_status > 0) {
602 $gsdl_cgi->generate_error("Java failed: $java_command\n--\n$java_output\nExit status: " . ($java_status / 256) . "\n" . $gsdl_cgi->check_java_home());
603 }
604
605 # Check that the zip file was created successfully
606 if (!-e $zip_file_path || -z $zip_file_path) {
607 $gsdl_cgi->generate_error("Collection configurations zip file $zip_file_path could not be created.");
608 }
609
610 &put_file($gsdl_cgi, $zip_file_path, "application/zip");
611 unlink("$zip_file_path") unless $debugging_enabled;
612}
613
614# Method that will check if the given file exists
615# No error message: all messages generated are OK messages
616# This method will simply state whether the file exists or does not exist.
617sub file_exists
618{
619 my ($gsdl_cgi, $site) = @_;
620
621 my $collection = $gsdl_cgi->clean_param("c");
622 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
623 $gsdl_cgi->generate_error("No collection specified.");
624 }
625 my $file = $gsdl_cgi->clean_param("file");
626 if ((!defined $file) || ($file =~ m/^\s*$/)) {
627 $gsdl_cgi->generate_error("No file specified.");
628 }
629 $file =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
630
631 # Not necessary: checking whether the user is authenticated to query existence of the file
632 #&authenticate_user($gsdl_cgi, $username, $collection);
633
634 my $collection_directory = $gsdl_cgi->get_collection_dir($site, $collection);
635 $gsdl_cgi->checked_chdir($collection_directory); # cd into the directory of that collection
636
637 # Check that the collection file exists
638 if (-e $file) {
639 $gsdl_cgi->generate_ok_message("File $file exists.");
640 } else {
641 $gsdl_cgi->generate_ok_message("File $file does not exist.");
642 }
643}
644
645sub download_collection_file
646{
647 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
648
649 my $collection = $gsdl_cgi->clean_param("c");
650 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
651 $gsdl_cgi->generate_error("No collection specified.");
652 }
653 my $file = $gsdl_cgi->clean_param("file");
654 if ((!defined $file) || ($file =~ m/^\s*$/)) {
655 $gsdl_cgi->generate_error("No file specified.");
656 }
657 $file =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
658
659 # Make sure we don't try to download anything outside the collection
660 if ($file =~ /\.\./) {
661 $gsdl_cgi->generate_error("Illegal file specified.");
662 }
663
664 # Ensure the user is allowed to edit this collection
665 &authenticate_user($gsdl_cgi, $username, $collection, $site);
666
667 my $collection_directory = $gsdl_cgi->get_collection_dir($site, $collection);
668 $gsdl_cgi->checked_chdir($collection_directory);
669
670 # Check that the collection file exists
671 if (!-e $file) {
672 $gsdl_cgi->generate_ok_message("Collection file $file does not exist.");
673 die;
674 }
675
676 # Make sure the collection isn't locked by someone else
677 &lock_collection($gsdl_cgi, $username, $collection, $site);
678
679 # Zip up the collection file
680 my $java = $gsdl_cgi->get_java_path();
681 my $java_classpath = &util::filename_cat($ENV{'GSDLHOME'}, "bin", "java", "GLIServer.jar");
682 my $zip_file_path = &util::filename_cat($collection_directory, $collection . "-file-" . $timestamp . ".zip");
683 my $java_args = "\"$zip_file_path\" \"$collection_directory\" \"$file\"";
684 my $java_command = "\"$java\" -classpath \"$java_classpath\" org.greenstone.gatherer.remote.ZipFiles $java_args";
685
686 my $java_output = `$java_command`;
687 my $java_status = $?;
688 if ($java_status > 0) {
689 $gsdl_cgi->generate_error("Java failed: $java_command\n--\n$java_output\nExit status: " . ($java_status / 256) . "\n" . $gsdl_cgi->check_java_home());
690 }
691
692 # Check that the zip file was created successfully
693 if (!-e $zip_file_path || -z $zip_file_path) {
694 $gsdl_cgi->generate_error("Collection archives zip file $zip_file_path could not be created.");
695 }
696
697 &put_file($gsdl_cgi, $zip_file_path, "application/zip");
698 unlink("$zip_file_path") unless $debugging_enabled;
699}
700
701# download web.xml from the server
702sub download_web_xml_file
703{
704 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
705
706 # Users can be in any group to perform this action
707 my $user_groups = &authenticate_user($gsdl_cgi, $username, "", $site);
708
709 my $file = $gsdl_cgi->clean_param("file");
710 if ((!defined $file) || ($file =~ m/^\s*$/)) {
711 $gsdl_cgi->generate_error("No file specified.");
712 }
713 $file =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
714
715 # Make sure we don't try to download anything else
716 if ($file =~ /\.\./) {
717 $gsdl_cgi->generate_error("Illegal file specified.");
718 }
719
720 my $web_inf_directory = &util::filename_cat($ENV{'GSDL3SRCHOME'}, "web", "WEB-INF");
721 $gsdl_cgi->checked_chdir($web_inf_directory);
722
723 # Check that the collection file exists
724 if (!-e $file) {
725 $gsdl_cgi->generate_error("file $file does not exist.");
726 }
727
728 # Zip up the collection file
729 my $java = $gsdl_cgi->get_java_path();
730 my $java_classpath = &util::filename_cat($ENV{'GSDLHOME'}, "bin", "java", "GLIServer.jar");
731 my $zip_file_path = &util::filename_cat($web_inf_directory, "webxml" . $timestamp . ".zip");
732 my $java_args = "\"$zip_file_path\" \"$web_inf_directory\" \"$file\"";
733 my $java_command = "\"$java\" -classpath \"$java_classpath\" org.greenstone.gatherer.remote.ZipFiles $java_args";
734 my $java_output = `$java_command`;
735
736 my $java_status = $?;
737 if ($java_status > 0) {
738 $gsdl_cgi->generate_error("Java failed: $java_command\n--\n$java_output\nExit status: " . ($java_status / 256) . "\n" . $gsdl_cgi->check_java_home());
739 }
740
741 # Check that the zip file was created successfully
742 if (!-e $zip_file_path || -z $zip_file_path) {
743 $gsdl_cgi->generate_error("web.xml zip file $zip_file_path could not be created.");
744 }
745
746 &put_file($gsdl_cgi, $zip_file_path, "application/zip");
747
748 unlink("$zip_file_path") unless $debugging_enabled;
749}
750
751# Collection locking unnecessary because this action isn't related to a particular collection
752sub get_script_options
753{
754 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
755
756 my $script = $gsdl_cgi->clean_param("script");
757 if ((!defined $script) || ($script =~ m/^\s*$/)) {
758 $gsdl_cgi->generate_error("No script specified.");
759 }
760 $gsdl_cgi->delete("script");
761
762 # Users can be in any group to perform this action
763 &authenticate_user($gsdl_cgi, $username, "", $site);
764 $gsdl_cgi->delete("ts"); ## two lines from GS3 version, doesn't seem to harm GS2
765 $gsdl_cgi->delete("pw");
766
767
768 my $perl_args = "";
769 if ($script eq "classinfo.pl") {
770 $perl_args = $gsdl_cgi->clean_param("classifier") || "";
771 $gsdl_cgi->delete("classifier");
772 }
773 if ($script eq "pluginfo.pl") {
774 $perl_args = $gsdl_cgi->clean_param("plugin") || "";
775 $gsdl_cgi->delete("plugin");
776 }
777
778 foreach my $cgi_arg_name ($gsdl_cgi->param) {
779 my $cgi_arg_value = $gsdl_cgi->clean_param($cgi_arg_name) || "";
780 $cgi_arg_value = $gsdl_cgi->safe_val($cgi_arg_value);
781 if ($cgi_arg_value eq "") {
782 $perl_args = "-$cgi_arg_name " . $perl_args;
783 }
784 else {
785 $perl_args = "-$cgi_arg_name \"$cgi_arg_value\" " . $perl_args;
786 }
787 }
788
789
790 # IIS 6: redirecting output from STDERR to STDOUT just doesn't work, so we have to let it go
791 # directly out to the page
792 print STDOUT "Content-type:text/plain\n\n";
793 my $perl_command;
794 if($iis6_mode && $gsdl_cgi->greenstone_version() == 2)
795 {
796 $perl_command = "perl -S $script $perl_args";
797 } else {
798 $perl_command = "perl -S $script $perl_args 2>&1";
799 }
800
801 my $perl_output = `$perl_command`;
802 my $perl_status = $?;
803 if ($perl_status > 0) {
804 $gsdl_cgi->generate_error("Perl failed: $perl_command\n--\n$perl_output\nExit status: " . ($perl_status / 256));
805 }
806
807 if (defined($perl_output))
808 {
809 print STDOUT $perl_output;
810 }
811}
812
813# get the names of all sites available on the server
814sub get_site_names
815{
816 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
817 my $sites_directory = &util::filename_cat($ENV{'GSDL3SRCHOME'}, "web", "sites");
818
819 my @sites_dir;
820 my @site_dir;
821
822 $gsdl_cgi->checked_chdir($sites_directory);
823 opendir(DIR, $sites_directory);
824 @sites_dir= readdir(DIR);
825 my $sites_dir;
826 my $sub_dir_file;
827
828 print STDOUT "Content-type:text/plain\n\n";
829 foreach $sites_dir(@sites_dir)
830 {
831 if (!(($sites_dir eq ".") || ($sites_dir eq "..") || ($sites_dir eq "CVS")))
832 {
833 my $site_dir_path= &util::filename_cat($sites_directory,$sites_dir);
834 $gsdl_cgi->checked_chdir($site_dir_path);
835 opendir(DIR,$site_dir_path);
836 @site_dir=readdir(DIR);
837 closedir(DIR);
838
839 foreach $sub_dir_file(@site_dir)
840 {
841 if ($sub_dir_file eq "siteConfig.xml"){
842 print STDOUT "$sites_dir" . "-----";
843 }
844 }
845 }
846 }
847
848}
849
850sub move_collection_file
851{
852 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
853
854 my $collection = $gsdl_cgi->clean_param("c");
855 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
856 $gsdl_cgi->generate_error("No collection specified.");
857 }
858 my $source_file = $gsdl_cgi->clean_param("source");
859 if ((!defined $source_file) || ($source_file =~ m/^\s*$/)) {
860 $gsdl_cgi->generate_error("No source file specified.");
861 }
862 $source_file =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
863 my $target_file = $gsdl_cgi->clean_param("target");
864 if ((!defined $target_file) || ($target_file =~ m/^\s*$/)) {
865 $gsdl_cgi->generate_error("No target file specified.");
866 }
867 $target_file =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
868
869 # Make sure we don't try to move anything outside the collection
870 if ($source_file =~ /\.\./ || $target_file =~ /\.\./) {
871 $gsdl_cgi->generate_error("Illegal file specified.");
872 }
873
874 # Ensure the user is allowed to edit this collection
875 &authenticate_user($gsdl_cgi, $username, $collection, $site);
876
877 my $collection_directory = $gsdl_cgi->get_collection_dir($site, $collection);
878 $gsdl_cgi->checked_chdir($collection_directory);
879
880 # Check that the collection source file exists
881 if (!-e $source_file) {
882 $gsdl_cgi->generate_error("Collection file $source_file does not exist.");
883 }
884
885 # Make sure the collection isn't locked by someone else
886 &lock_collection($gsdl_cgi, $username, $collection, $site);
887
888 &util::mv($source_file, $target_file);
889
890 # Check that the collection source file was moved
891 if (-e $source_file || !-e $target_file) {
892 $gsdl_cgi->generate_error("Could not move collection file $source_file to $target_file."); # dies
893 }
894
895 $gsdl_cgi->generate_ok_message("Collection file $source_file moved to $target_file successfully.");
896}
897
898
899sub new_collection_directory
900{
901 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
902
903 my $collection = $gsdl_cgi->clean_param("c");
904 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
905 $gsdl_cgi->generate_error("No collection specified.");
906 }
907 my $directory = $gsdl_cgi->clean_param("directory");
908 if ((!defined $directory) || ($directory =~ m/^\s*$/)) {
909 $gsdl_cgi->generate_error("No directory specified.");
910 }
911 $directory =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
912
913 # Make sure we don't try to create anything outside the collection
914 if ($directory =~ /\.\./) {
915 $gsdl_cgi->generate_error("Illegal directory specified.");
916 }
917
918 # Ensure the user is allowed to edit this collection
919 &authenticate_user($gsdl_cgi, $username, $collection, $site);
920
921 my $collection_directory = $gsdl_cgi->get_collection_dir($site, $collection);
922 $gsdl_cgi->checked_chdir($collection_directory);
923
924 # Check that the collection directory doesn't already exist
925 # ZipTools doesn't zip up empty directories, so this causes an error when downloading a new collection as we explicity
926 # try to create the import directory
927## log -r13497 for GS2's gliserver.pl, Katherine Don explains:
928# "commented out checking for existence of a directory in new_collection_directory
929# as it throws an error which we don't want"
930 if($gsdl_cgi->greenstone_version() != 2 && -d $directory) {
931 $gsdl_cgi->generate_error("Collection directory $directory already exists.");
932 }
933
934 # Make sure the collection isn't locked by someone else
935 &lock_collection($gsdl_cgi, $username, $collection, $site);
936
937 &util::mk_dir($directory);
938
939 # Check that the collection directory was created
940 if (!-d $directory) {
941 $gsdl_cgi->generate_error("Could not create collection directory $directory.");
942 }
943
944 $gsdl_cgi->generate_ok_message("Collection directory $directory created successfully.");
945}
946
947
948sub run_script
949{
950 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
951
952 my $script = $gsdl_cgi->clean_param("script");
953 if ((!defined $script) || ($script =~ m/^\s*$/)) {
954 $gsdl_cgi->generate_error("No script specified.");
955 }
956 $gsdl_cgi->delete("script");
957 my $collection = $gsdl_cgi->clean_param("c");
958 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
959 $gsdl_cgi->generate_error("No collection specified.");
960 }
961 $gsdl_cgi->delete("c");
962
963 # confuse other, so delete timestamp
964 $gsdl_cgi->delete("ts");
965
966 # Ensure the user is allowed to edit this collection
967 &authenticate_user($gsdl_cgi, $username, $collection, $site);
968
969 # Make sure the collection isn't locked by someone else (unless we're running mkcol.pl, of course)
970 &lock_collection($gsdl_cgi, $username, $collection, $site) unless ($script eq "mkcol.pl");
971
972 # Last argument is the collection name, except for explode_metadata_database.pl and
973 # replace_srcdoc_with_html (where there's a "file" option followed by the filename. These two preceed the collection name)
974 my $perl_args = $collection;
975 if ($script eq "explode_metadata_database.pl" || $script eq "replace_srcdoc_with_html.pl") {
976 # Last argument is the file to be exploded or it is the file to be replaced with its html version
977 my $file = $gsdl_cgi->clean_param("file");
978 if ((!defined $file) || ($file =~ m/^\s*$/)) {
979 $gsdl_cgi->generate_error("No file specified.");
980 }
981 $gsdl_cgi->delete("file");
982 $file =~ s/ /\\ /g; # escape all spaces in filename with a backslash, i.e. "\ ".
983 $perl_args = $file;
984 }
985
986 foreach my $cgi_arg_name ($gsdl_cgi->param) {
987 my $cgi_arg_value = $gsdl_cgi->safe_val($gsdl_cgi->clean_param($cgi_arg_name));
988 if ($cgi_arg_value eq "") {
989 $perl_args = "-$cgi_arg_name " . $perl_args;
990 }
991 else {
992 $perl_args = "-$cgi_arg_name \"$cgi_arg_value\" " . $perl_args;
993 }
994 }
995
996 # mkcol.pl and import.pl, buildcol.pl, g2f-import.pl, g2f-buildcol.pl all need the -collectdir option passed
997 my $import_pl = "import.pl"; # import is a reserved word, need to put it in quotes
998
999 if (($script =~ /$import_pl|buildcol.pl/) || ($script eq "mkcol.pl")) { # || ($script eq "schedule.pl")
1000 my $collect_directory = $gsdl_cgi->get_collection_dir($site);
1001 $perl_args = $perl_args . " -collectdir \"$collect_directory\"";
1002 }
1003
1004 my $perl_command = "perl -S $script $perl_args 2>&1";
1005 # IIS 6: redirecting output from STDERR to STDOUT just doesn't work, so we have to let it go
1006 # directly out to the page
1007 if($gsdl_cgi->greenstone_version() == 2 && $iis6_mode)
1008 {
1009 $perl_command = "perl -S $script $perl_args";
1010 }
1011 if (!open(PIN, "$perl_command |")) {
1012 $gsdl_cgi->generate_error("Unable to execute command: $perl_command");
1013 }
1014
1015 print STDOUT "Content-type:text/plain\n\n";
1016 print "$perl_command \n";
1017
1018 while (defined (my $perl_output_line = <PIN>)) {
1019 print STDOUT $perl_output_line;
1020 }
1021 close(PIN);
1022
1023 my $perl_status = $?;
1024 if ($perl_status > 0) {
1025 $gsdl_cgi->generate_error("Perl failed: $perl_command\n--\nExit status: " . ($perl_status / 256));
1026 }
1027 elsif ($mail_enabled) {
1028 if ($script eq "buildcol.pl") {
1029 &send_mail($gsdl_cgi, "Remote Greenstone building event", "Build of collection '$collection' complete.");
1030 }
1031 }
1032}
1033
1034sub upload_collection_file
1035{
1036 my ($gsdl_cgi, $username, $timestamp, $site) = @_;
1037
1038 my $collection = $gsdl_cgi->clean_param("c");
1039 if ((!defined $collection) || ($collection =~ m/^\s*$/)) {
1040 $gsdl_cgi->generate_error("No collection specified.");
1041 }
1042 my $file = $gsdl_cgi->clean_param("file");
1043 if ((!defined $file) || ($file =~ m/^\s*$/)) {
1044 $gsdl_cgi->generate_error("No file specified.");
1045 }
1046 my $directory = $gsdl_cgi->clean_param("directory") || "";
1047 $directory =~ s/\|/&util::get_dirsep()/eg; # Convert the '|' characters into whatever is right for this OS
1048 my $zip = $gsdl_cgi->clean_param("zip");
1049
1050 # Make sure we don't try to upload anything outside the collection
1051 if ($file =~ /\.\./) {
1052 $gsdl_cgi->generate_error("Illegal file specified.");
1053 }
1054 if ($directory =~ /\.\./) {
1055 $gsdl_cgi->generate_error("Illegal directory specified.");
1056 }
1057
1058 # Ensure the user is allowed to edit this collection
1059 if($gsdl_cgi->greenstone_version() == 2) { ## Quan commented this out for GS3 in r14325
1060 &authenticate_user($gsdl_cgi, $username, $collection, $site); # site will be undefined for GS2, of course
1061 }
1062
1063 my $collection_directory = $gsdl_cgi->get_collection_dir($site, $collection);
1064 $gsdl_cgi->checked_chdir($collection_directory);
1065
1066 # Make sure the collection isn't locked by someone else
1067 &lock_collection($gsdl_cgi, $username, $collection, $site);
1068
1069 my $directory_path = &util::filename_cat($collection_directory, $directory);
1070 if (!-d $directory_path) {
1071 &util::mk_dir($directory_path);
1072 if (!-d $directory_path) {
1073 $gsdl_cgi->generate_error("Could not create directory $directory_path.");
1074 }
1075 }
1076
1077 #my $file_path = &util::filename_cat($directory_path, $file . "-" . $timestamp);
1078 my $file_path = "";
1079 if($gsdl_cgi->greenstone_version() == 2) {
1080 $file_path = &util::filename_cat($directory_path, $file . "-" . $timestamp);
1081 } else {
1082 $file_path = &util::filename_cat($directory_path, $file);
1083 }
1084
1085 if (!open(FOUT, ">$file_path")) {
1086 print STDERR "Unable to write file $file_path\n";
1087 $gsdl_cgi->generate_error("Unable to write file $file_path");
1088 }
1089
1090 # Read the uploaded data and write it out to file
1091 my $buf;
1092 my $num_bytes = 0;
1093 binmode(FOUT);
1094 if($gsdl_cgi->greenstone_version() == 2) { ##
1095 # We have to pass the size of the uploaded data in the "fs" argument because IIS 6 seems to be
1096 # completely incapable of working this out otherwise (causing the old code to crash)
1097 my $num_bytes_remaining = $gsdl_cgi->clean_param("fs");
1098 my $bytes_to_read = $num_bytes_remaining;
1099 if ($bytes_to_read > 1024) { $bytes_to_read = 1024; }
1100
1101 while (read(STDIN, $buf, $bytes_to_read) > 0) {
1102 print FOUT $buf;
1103 $num_bytes += length($buf);
1104 $num_bytes_remaining -= length($buf);
1105 $bytes_to_read = $num_bytes_remaining;
1106 if ($bytes_to_read > 1024) { $bytes_to_read = 1024; }
1107 }
1108 } else { # GS3 and later
1109 my $bread;
1110 my $fh = $gsdl_cgi->clean_param("uploaded_file");
1111
1112 if (!defined $fh) {
1113 print STDERR "ERROR. Filehandle undefined. No file uploaded onto GS3 server.\n";
1114 $gsdl_cgi->generate_error("ERROR. Filehandle undefined. No file uploaded (GS3 server).");
1115 } else {
1116 while ($bread=read($fh, $buf, 1024)) {
1117 print FOUT $buf;
1118 }
1119 }
1120 }
1121 close(FOUT);
1122
1123 # If we have downloaded a zip file, unzip it
1124 if (defined $zip) {
1125 my $java = $gsdl_cgi->get_java_path();
1126 my $java_classpath = &util::filename_cat($ENV{'GSDLHOME'}, "bin", "java", "GLIServer.jar");
1127 my $java_args = "\"$file_path\" \"$directory_path\"";
1128 my $java_command = "\"$java\" -classpath \"$java_classpath\" org.greenstone.gatherer.remote.Unzip $java_args";
1129
1130 my $java_output = `$java_command`;
1131 my $java_status = $?;
1132
1133 # Remove the zip file once we have unzipped it, since it is an intermediate file only
1134 unlink("$file_path") unless $debugging_enabled;
1135
1136 if ($java_status > 0) {
1137 $gsdl_cgi->generate_error("Java failed: $java_command\n--\n$java_output\nExit status: " . ($java_status / 256) . "\n" . $gsdl_cgi->check_java_home()); # dies
1138 }
1139 }
1140
1141 $gsdl_cgi->generate_ok_message("Collection file $file uploaded successfully.");
1142}
1143
1144sub put_file
1145{
1146 my $gsdl_cgi = shift(@_);
1147 my $file_path = shift(@_);
1148 my $content_type = shift(@_);
1149
1150 if(!defined $content_type) { ##
1151 $content_type = "application/zip";
1152 }
1153
1154 if (open(PIN, "<$file_path")) {
1155 print STDOUT "Content-type:$content_type\n\n"; ## For GS3: "Content-type:application/zip\n\n";
1156 my $buf;
1157 my $num_bytes = 0;
1158 binmode(PIN);
1159 while (read(PIN, $buf, 1024) > 0) {
1160 print STDOUT $buf;
1161 $num_bytes += length($buf);
1162 }
1163
1164 close(PIN);
1165 }
1166 else {
1167 $gsdl_cgi->generate_error("Unable to read file $file_path\n $!");
1168 }
1169}
1170
1171
1172sub send_mail
1173{
1174 my $gsdl_cgi = shift(@_);
1175 my $mail_subject = shift(@_);
1176 my $mail_content = shift(@_);
1177
1178 my $sendmail_command = "perl -S sendmail.pl";
1179 $sendmail_command .= " -to \"" . $mail_to_address . "\"";
1180 $sendmail_command .= " -from \"" . $mail_from_address . "\"";
1181 $sendmail_command .= " -smtp \"" . $mail_smtp_server . "\"";
1182 $sendmail_command .= " -subject \"" . $mail_subject . "\"";
1183
1184 if (!open(POUT, "| $sendmail_command")) {
1185 $gsdl_cgi->generate_error("Unable to execute command: $sendmail_command");
1186 }
1187 print POUT $mail_content . "\n";
1188 close(POUT);
1189}
1190
1191sub greenstone_server_version
1192{
1193 my $gsdl_cgi = shift(@_);
1194 my $version = $gsdl_cgi->greenstone_version();
1195 $gsdl_cgi->generate_ok_message("Greenstone server version is: $version\n");
1196}
1197
1198sub get_library_url_suffix
1199{
1200 my $gsdl_cgi = shift(@_);
1201 my $library_url = $gsdl_cgi->library_url_suffix();
1202 $gsdl_cgi->generate_ok_message("Greenstone library URL suffix is: $library_url\n");
1203}
1204
1205&main();
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